- Add glibc-2.34-fix.patch as a fix for upstream issue gh#52:
https://github.com/libhugetlbfs/libhugetlbfs/pull/63/commits
(boo#1189094).

- Update to version 2.23.0.g6b126a4:
* Update NEWS for 2.23 release
* Wait child with os.wait()
* Makefile: add MANDIR variable
* Makefile: skip LIB resolve check if NATIVEONLY
* Introduce basic riscv64 support
* ld.hugetlbfs: fix -Ttext-segment argument on AArch64
* tests: add explicit permissions to open() call
* Update NEWS for 2.22 release
* Convert setup script to python3
* Clean up error checking in dump_proc_pid_maps()